Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Xml / System / Xml / schema / CompiledIdentityConstraint.cs / 1 / CompiledIdentityConstraint.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //----------------------------------------------------------------------------- namespace System.Xml.Schema { using System.Text; using System.Collections; using System.Diagnostics; using System.Xml.XPath; using MS.Internal.Xml.XPath; internal class CompiledIdentityConstraint { internal XmlQualifiedName name = XmlQualifiedName.Empty; private ConstraintRole role; private Asttree selector; private Asttree[] fields; internal XmlQualifiedName refer = XmlQualifiedName.Empty; public enum ConstraintRole { Unique, Key, Keyref } public ConstraintRole Role { get { return this.role; } } public Asttree Selector { get { return this.selector; } } public Asttree[] Fields { get { return this.fields; } } public static readonly CompiledIdentityConstraint Empty = new CompiledIdentityConstraint(); private CompiledIdentityConstraint() {} public CompiledIdentityConstraint(XmlSchemaIdentityConstraint constraint, XmlNamespaceManager nsmgr) { this.name = constraint.QualifiedName; //public Asttree (string xPath, bool isField, XmlNamespaceManager nsmgr) try { this.selector = new Asttree(constraint.Selector.XPath, false, nsmgr); } catch (XmlSchemaException e) { e.SetSource(constraint.Selector); throw e; } XmlSchemaObjectCollection fields = constraint.Fields; Debug.Assert(fields.Count > 0); this.fields = new Asttree[fields.Count]; for(int idxField = 0; idxField < fields.Count; idxField ++) { try { this.fields[idxField] = new Asttree(((XmlSchemaXPath)fields[idxField]).XPath, true, nsmgr); } catch (XmlSchemaException e) { e.SetSource(constraint.Fields[idxField]); throw e; } } if (constraint is XmlSchemaUnique) { this.role = ConstraintRole.Unique; } else if (constraint is XmlSchemaKey) { this.role = ConstraintRole.Key; } else { // XmlSchemaKeyref this.role = ConstraintRole.Keyref; this.refer = ((XmlSchemaKeyref)constraint).Refer; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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